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Lexmark CS421dn A4 Colour Laser Printer

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42C0043

  • Business Price £238.25
    ex VAT @ 20%
    £285.90
    inc VAT

Lexmark CS421dn

Business Price £238.25
ex VAT @ 20%
£285.90
inc VAT
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Currently viewing Lexmark CS421dn Lexmark CS421dn Xerox VersaLink C400DN Xerox VersaLink C400DN Kyocera ECOSYS P5026cdn Kyocera ECOSYS P5026cdn Kyocera ECOSYS P5026cdw Kyocera ECOSYS P5026cdw
Price £238.25 ex VAT
£285.90 inc VAT
£258.99 ex VAT
£310.79 inc VAT
£219.96 ex VAT
£263.95 inc VAT
£245.00 ex VAT
£294.00 inc VAT
Special Offer
  • £50 Cashback
  • Free Extended Warranty*
  • Ships with 2k Colour & 3k Black Toner*
  • Free 2 Year Onsite Warranty
  • Free 2 Year Onsite Warranty
Mono Cost per Page 1.6p per mono page 1.2p per mono page
Low running costs
1.1p per mono page
Low running costs
1.1p per mono page
Cost for:
£8.00 £6.00 £5.50 £5.50
Colour Cost per Page 11.2p per colour page
Low running costs
7.5p per colour page
7.8p per colour page 7.8p per colour page
Cost for:
£56.00 £37.50 £39.00 £39.00
  View View View
  • Toner Cartridge Costs
    1.6p per mono page
    11.2p per colour page
  • Automatic Double Sided Printing
  • Up to 2,400 x 600 dpi Print
  • USB & Network
  • As Fast as 10.1 Seconds First page
  • Up to 23ppm Colour Print
  • Up to 23ppm Mono Print
  • PCL 5c Emulation, PCL 6 Emulation, Microsoft XPS (XML Paper Specification), Personal Printer Data Stream (PPDS), PostScript 3 Emulation, PDF 1.7 emulation, Direct Image, AirPrint™
  • Single Sheet Manual Feed
  • 250 Sheet Input Tray
  • 1GHz Processor
  • 512MB RAM
  • Windows, Mac & Linux Compatible
  • 6cm Colour LCD display
  • AirPrint
  • Mopria Certified
Lexmark CS421dn in More Detail

Offering compact and affordable colour for the small to medium office, the CS421dn adds fast copy and scan features to benefit your workgroup. Lexmark's BLI award-winning full spectrum security is designed to safeguard critical information throughout its print journey and ensures GDPR compliance. Energy Star 2.0 certification ensures low total costs of ownership and a lower environmental impact, meaning that the CS421dn delivers high-quality performance that's best for the planet and your pocket.

Pantone professional colour

With Pantone calibration for professional results, your colour looks expensive. But with a host of features to control your colour print spend including mono-only print drivers, object-specific colour Saver and user-based colour print permissions, you'll keep costs low.

Lexmark colour Replacement technology and embedded colour profiles help to ensure that your colour reproduces accurately for superb results.

Robust performance

With its easy to use control panel, the CS421dn is a snap to set up and use. Built around a steel chassis, every Lexmark printer has a reliable and robust paper path plus long life components to function in any environment. Enjoy flawless media handling and easy maintenance for long-lasting performance.


The small footprint of this compact printer means it's at home anywhere in the office. Browser controlled admin tools ensure that your printer is easy to interact with whatever the task.

Connectivity and convenience

With USB for plug and print, classic wired connections for fast and reliable data transfer, plus optional WiFi kit for convenience the CS421dn has you covered.

The Lexmark Mobile Print app makes setting up mobile print as easy as hitting print, while Google CloudPrint and Mopria benefit all smartphone and tablet users. Whether your remote workers rely on Android or iOS technology, they'll be able to print from anywhere. For business colour with affordability and speed, the CS421dn is a smart choice.

What's in the box?
  • Lexmark CS421dn
  • Black Starter Toner Cartridge (2000 Pages)
  • CMY Starter Toner Cartridges (1400 Pages)
  • CMYK Developer Units
  • Photoconductor Unit
  • Setup Guide
  • Power Cord
  • Software and Documentation CD
  • Statement of Limited Warranty
  • Lexmark Cartridge Collection Programme Information
Double Sided Printing Unit (Duplex) Yes
Double Sided Printing Automatic Double Sided Printing
Printer Resolution Up to 2,400 x 600 dpi Print
First Page As Fast as 10.1 Seconds First page
Product Group Output A4
Speed Colour Up to 23ppm Colour Print
Speed Monochrome Up to 23ppm Mono Print
Speed Colour (Duplex) Up to 12ppm Colour Print
Speed Monochrome (Duplex) Up to 12ppm Mono Print
Interface Type(s) USB & Network
LCD Screen 6cm Colour LCD display
Airprint Compatible Yes
Mobile Printing Capibility AirPrint, Google Cloud Print, Mopria, Lexmark Mobile Print
Processor 1GHz Processor
Memory (Maximum) 512MB RAM
Operating Systems Supported Windows, Mac & Linux Compatible
Mac Operating Systems Supported Mac OS X 10.6 to 10.13 / Universal Print Driver Available for Mac OS X 10.14 to 11 (Big Sur)
Windows Operating Systems Supported Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista, Windows Server 2008, Windows Server 2012, Windows Server 2016, Windows Server 2019
Paper Handling Input 1 Single Sheet Manual Feed
Paper Handling Input 2 250 Sheet Input Tray
Maximum Paper Weight 105gsm (200gsm Card Stock)
Media Sizes Supported A6, Oficio, 7 3/4 Envelope, 9 Envelope, JIS-B5, A4, Legal, A5, Hagaki Card, Letter, B5 Envelope, Statement, C5 Envelope, Executive, Universal, DL Envelope, Folio, 10 Envelope
Media Types Supported Vinyl Labels, Paper Labels, Card Stock, Plain Paper, Envelopes, Refer to the Card Stock & Label Guide.
Paper Handling Output 125 Sheet Output Bin
Barcode 0734646682510
Monthly Duty Cycle Up to 75,000 Pages/Month
Recommended Max Print Volume Up to 6,500 Pages/Month
Mono or Colour Printer Colour
Technology Laser Printer
Dimensions 442mm (W) x 421mm (D) x 308mm (H) - 21kg
Product Type A4 Laser Printer
Carton Dimensions 495mm (W) x 595mm (D) x 402mm (H) - 23.8kg
Printer Languages PCL 5c Emulation, PCL 6 Emulation, Microsoft XPS (XML Paper Specification), Personal Printer Data Stream (PPDS), PostScript 3 Emulation, PDF 1.7 emulation, Direct Image, AirPrint™
Network Security SNMPv3
In The Box Lexmark CS421dn, Black Starter Toner Cartridge (2000 Pages), CMY Starter Toner Cartridges (1400 Pages), CMYK Developer Units, Photoconductor Unit, Setup Guide, Power Cord, Software and Documentation CD, Statement of Limited Warranty, Lexmark Cartridge Collection Programme Information
Black 2000 Pages
Cyan 1400 Pages
Magenta 1400 Pages
Yellow 1400 Pages

**Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.

Lexmark CS421dn Consumables

DescriptionProduct CodePrice
Lexmark Return Programme Toner Value Pack CMY (1.4K Pages) K (2K Pages)
LEX78C20VALPK

£227.26 ex VAT @ 20%

£272.71 inc vat

You save £7.03

54 In Stock
Lexmark Extra High Yield RP Toner Value Pack CMY (5K Pages) K (8.5K Pages)
LEX78C2XVALPK

£598.97 ex VAT @ 20%

£718.76 inc vat

You save £18.52

12 In Stock
Lexmark Cyan Return Programme Toner Cartridge (1,400 Pages)
78C20C0

£56.47 ex VAT @ 20%

£67.76 inc vat

61 In Stock
Lexmark Magenta Return Programme Toner Cartridge (1,400 Pages)
78C20M0

£56.47 ex VAT @ 20%

£67.76 inc vat

54 In Stock
Lexmark Yellow Return Programme Toner Cartridge (1,400 Pages)
78C20Y0

£56.47 ex VAT @ 20%

£67.76 inc vat

79 In Stock
Lexmark Black Return Programme Toner Cartridge (2,000 Pages)
78C20K0

£64.89 ex VAT @ 20%

£77.87 inc vat

92 In Stock
Lexmark Black Extra High Yield Return Programme Toner Cartridge (8,500 Pages)
78C2XK0

£134.29 ex VAT @ 20%

£161.15 inc vat

12 In Stock
Lexmark Cyan Extra High Yield Return Programme Toner Cartridge (5,000 Pages)
78C2XC0

£161.07 ex VAT @ 20%

£193.28 inc vat

78 In Stock
Lexmark Magenta Extra High Yield Return Programme Toner Cartridge (5,000 Pages)
78C2XM0

£161.07 ex VAT @ 20%

£193.28 inc vat

38 In Stock
Lexmark Yellow Extra High Yield Return Programme Toner Cartridge (5,000 Pages)
78C2XY0

£161.07 ex VAT @ 20%

£193.28 inc vat

38 In Stock
Lexmark Black Return Programme Imaging Kit (125,000 Pages)
78C0ZK0

£183.11 ex VAT @ 20%

£219.73 inc vat

Out of Stock
Lexmark Black and Color Return Programme Imaging Kit (125,000 Pages)
78C0ZV0

£241.68 ex VAT @ 20%

£290.02 inc vat

Out of Stock
Lexmark Waste Toner Bottle (25,000 Pages)
78C0W00

£24.60 ex VAT @ 20%

£29.52 inc vat

99+ In Stock

**Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.

Lexmark CS421dn Accessories

DescriptionProduct CodePrice
Lexmark 650 Sheet Duo Tray
42C7650

£153.33 ex VAT @ 20%

£184.00 inc vat

6 In Stock
Lexmark Surge Protective Device, 220-240V
SPD0002

£33.35 ex VAT @ 20%

£40.02 inc vat

Lexmark MarkNet N8372 Wireless Print Server
27X6410

£36.40 ex VAT @ 20%

£43.68 inc vat

Lexmark MarkNet N8352 Wireless + NFC
27X0135

£38.12 ex VAT @ 20%

£45.74 inc vat

5 In Stock
Lexmark 256MB User Flash Memory
57X9101

£39.35 ex VAT @ 20%

£47.22 inc vat

Lexmark 1GB DDR3 RAM
57X9016

£52.18 ex VAT @ 20%

£62.62 inc vat

Lexmark 2GB DDR3 RAM
57X9012

£62.40 ex VAT @ 20%

£74.88 inc vat

Lexmark 256MB Flash Memory Card
57X9801

£67.85 ex VAT @ 20%

£81.42 inc vat

1 In Stock
Lexmark Japanese DBCS Font Card
57X9815

£190.90 ex VAT @ 20%

£229.08 inc vat

Lexmark Korean DBCS Font Card
57X9814

£190.90 ex VAT @ 20%

£229.08 inc vat

Lexmark Simplified Chinese DBCS Font Card
57X9812

£190.90 ex VAT @ 20%

£229.08 inc vat

Lexmark Traditional Chinese DBCS Font Card
57X9810

£190.90 ex VAT @ 20%

£229.08 inc vat

Lexmark Adjustable Stand
35S8502

£194.71 ex VAT @ 20%

£233.65 inc vat

2 In Stock
Lexmark Card for PRESCRIBE Emulation
40C9202

£264.50 ex VAT @ 20%

£317.40 inc vat

Lexmark Forms and Barcode Card
40C9200

£295.29 ex VAT @ 20%

£354.35 inc vat

1 In Stock

Lexmark CS421dn Cables

DescriptionProduct CodePrice
USB 2.0 Cable (1.8 Metre)
usbcable

£4.95 ex VAT @ 20%

£5.94 inc vat

99+ In Stock
USB 2.0 Cable (3 metre)
usbcable3m

£6.95 ex VAT @ 20%

£8.34 inc vat

99+ In Stock
Standard Ethernet Cable (3 Metre)
networkcable

£9.95 ex VAT @ 20%

£11.94 inc vat

99+ In Stock
USB 2.0 Cable (5 Metre)
usbcable5m

£9.95 ex VAT @ 20%

£11.94 inc vat

99+ In Stock
Standard Ethernet Cable (5 Metre)
networkcable5m

£12.95 ex VAT @ 20%

£15.54 inc vat

99+ In Stock
Standard Ethernet Cable (10 Metre)
networkcable10m

£14.95 ex VAT @ 20%

£17.94 inc vat

99+ In Stock

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Price applicable to business customers and those eligible to recover VAT.

VAT is payable at a rate of 20%

This calculation is based on current pricing which is subject to change over time and excludes the cost of additional long life components such as drums, fusers or other maintenance items.

*Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% coverage. Yield will vary greatly depending on image, area coverage, print mode and environmental conditions.

*Page yields are declared by the manufacturer in accordance with ISO/IEC standards or occasionally estimated based on 5% per page coverage. Yields will vary greatly depending on image, area coverage, print mode and environmental conditions.

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